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12 March, 10:24

If a rock is 70 kilograms what is its weight on earth

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Answers (2)
  1. 12 March, 12:13
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    Weight = mass * gravity

    Earth:

    W = 70 * 9.8

    = 686 Newtons
  2. 12 March, 13:20
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    Weight = (mass) x (gravity)

    Gravity on Earth is 9.8 m/s².

    The weight of 70 kg of mass on Earth is

    (70 kg) x (9.8 m/s²) = 686 newtons (about 154.3 pounds)
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